820120091885568

Names of 820120091885568

• Cardinal: 820120091885568 can be written as Eight hundred twenty trillion, one hundred twenty billion, ninety-one million, eight hundred eighty-five thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 8.20120091885568 × 10¹⁴

Factors of 820120091885568

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 28
• Sum of prime factors: 581

Divisors of 820120091885568

• Number of divisors d(n): 552
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 127 128 144 192 216 254 256 288 381 384 432 449 508 512 576 762 768 864 898 1016 1024 1143 1152 1347 1524 1536 1728 1796 2032 2048 2286 2304 2694 3048 3072 3429 3456 3592 4041 4064 4096 4572 4608 5388 6096 6144 6858 6912 7184 8082 8128 8192 9144 9216 10776 12123 12192 12288 13716 13824 14368 16129 16164 16256 16384 18288 18432 21552 24246 24384 24576 27432 27648 28736 32258 32328 32512 32768 36576 36864 43104 48387 48492 48768 49152 54864 55296 57023 57472 64516 64656 65024 65536 73152 73728 86208 96774 96984 97536 98304 109728 110592 114046 114944 129032 129312 130048 131072 145161 146304 147456 171069 172416 193548 193968 195072 196608 219456 221184 228092 229888 258064 258624 260096 262144 290322 292608 294912 342138 344832 387096 387936 390144 393216 435483 438912 442368 456184 459776 513207 516128 517248 520192 524288 580644 585216 589824 684276 689664 774192 775872 780288 786432 870966 877824 884736 912368 919552 1026414 1032256 1034496 1040384 1048576 1161288 1170432 1179648 1368552 1379328 1539621 1548384 1551744 1560576 1572864 1741932 1755648 1769472 1824736 1839104 2052828 2064512 2068992 2080768 2097152 2322576 2340864 2359296 2737104 2758656 3079242 3096768 3103488 3121152 3145728 3483864 3511296 3538944 3649472 3678208 4105656 4129024 4137984 4161536 4194304 4645152 4681728 4718592 5474208 5517312 6158484 6193536 6206976 6242304 6291456 6967728 7022592 7077888 7241921 7298944 7356416 8211312 8258048 8275968 8323072 9290304 9363456 9437184 10948416 11034624 12316968 12387072 12413952 12484608 12582912 13935456 14045184 14155776 14483842 14597888 14712832 16422624 16516096 16551936 16646144 18580608 18726912 18874368 21725763 21896832 22069248 24633936 24774144 24827904 24969216 27870912 28090368 28311552 28967684 29195776 29425664 32845248 33032192 33103872 33292288 37161216 37453824 37748736 43451526 43793664 44138496 49267872 49548288 49655808 49938432 55741824 56180736 56623104 57935368 58391552 58851328 65177289 65690496 66064384 66207744 66584576 74322432 74907648 86903052 87587328 88276992 98535744 99096576 99311616 99876864 111483648 112361472 113246208 115870736 116783104 117702656 130354578 131380992 132128768 132415488 133169152 148644864 149815296 173806104 175174656 176553984 195531867 197071488 198193152 198623232 199753728 222967296 224722944 231741472 233566208 235405312 260709156 262761984 264257536 264830976 266338304 297289728 299630592 347612208 350349312 353107968 391063734 394142976 396386304 397246464 399507456 445934592 449445888 463482944 467132416 470810624 521418312 525523968 528515072 529661952 532676608 594579456 599261184 695224416 700698624 706215936 782127468 788285952 792772608 794492928 799014912 891869184 898891776 926965888 934264832 941621248 1042836624 1051047936 1057030144 1059323904 1189158912 1198522368 1390448832 1401397248 1412431872 1564254936 1576571904 1585545216 1588985856 1598029824 1783738368 1797783552 1853931776 1868529664 1883242496 2085673248 2102095872 2114060288 2118647808 2378317824 2397044736 2780897664 2802794496 2824863744 3128509872 3153143808 3171090432 3177971712 3567476736 3595567104 3707863552 3737059328 4171346496 4204191744 4228120576 4237295616 4756635648 4794089472 5561795328 5605588992 5649727488 6257019744 6306287616 6342180864 6355943424 7134953472 7191134208 7415727104 7474118656 8342692992 8408383488 8456241152 8474591232 9513271296 11123590656 11211177984 12514039488 12612575232 12684361728 12711886848 14269906944 14382268416 14831454208 14948237312 16685385984 16816766976 16912482304 16949182464 19026542592 22247181312 22422355968 25028078976 25225150464 25368723456 25423773696 28539813888 29662908416 29896474624 33370771968 33633533952 33824964608 38053085184 44494362624 44844711936 50056157952 50450300928 50737446912 50847547392 57079627776 59325816832 59792949248 66741543936 67267067904 67649929216 76106170368 88988725248 89689423872 100112315904 100900601856 101474893824 114159255552 118651633664 119585898496 133483087872 134534135808 152212340736 177977450496 179378847744 200224631808 201801203712 202949787648 228318511104 237303267328 239171796992 266966175744 269068271616 304424681472 355954900992 358757695488 400449263616 403602407424 456637022208 474606534656 533932351488 538136543232 608849362944 711909801984 717515390976 800898527232 807204814848 913274044416 949213069312 1067864702976 1076273086464 1423819603968 1601797054464 1614409629696 1826548088832 1898426138624 2135729405952 2152546172928 2847639207936 3203594108928 3228819259392 3796852277248 4271458811904 5695278415872 6407188217856 6457638518784 7593704554496 8542917623808 11390556831744 12814376435712 15187409108992 17085835247616 22781113663488 25628752871424 30374818217984 34171670495232 45562227326976 51257505742848 68343340990464 91124454653952 102515011485696 136686681980928 205030022971392 273373363961856 410060045942784 820120091885568
• Sum of all divisors σ(n): 2454724511982000
• Sum of proper divisors (its aliquot sum) s(n): 1634604420096432
• 820120091885568 is an abundant number, because the sum of its proper divisors (1634604420096432) is greater than itself. Its abundance is 814484328210864

Bases of 820120091885568

• Binary: 10111010011110010100010110110000000000000000000000₂
• Hexadecimal: 0x2E9E516C00000
• Base-36: 82PHYVU2O0

Squares and roots of 820120091885568

• 820120091885568 squared (820120091885568²) is 672596965114392499277606682624
• 820120091885568 cubed (820120091885568³) is 551610284831569751119690563616074593501970432
• The square root of 820120091885568 is 28637738.9450628243
• The cube root of 820120091885568 is 93603.5853101333

Scales and comparisons

• 820,120,091,885,568 seconds is equal to 26,077,282 years, 6 weeks, 3 days, 2 hours, 52 minutes, 48 seconds.
• To count from 1 to 820,120,091,885,568 would take you about sixty-five million, one hundred ninety-three thousand, two hundred five years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 820120091885568 cubic inches would be around 7800.3 feet tall.

Recreational maths with 820120091885568

• 820120091885568 backwards is 865588190021028
• The number of decimal digits it has is: 15
• The sum of 820120091885568's digits is 63
• More coming soon!